Acer Predator Connect W6x up to W6x_GBL_2.00.000005 MQTT command injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Acer Predator Connect W6x up to W6x_GBL_2.00.000005. This vulnerability affects unknown code of the component MQTT Handler. Such manipulation leads to command injection. This vulnerability is uniquely identified as CVE-2026-49199. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Acer Predator Connect W6x up to W6x_GBL_2.00.000005. It has been rated as very critical. Affected by this issue is an unknown functionality of the component MQTT Handler. The manipulation with an unknown input leads to a command injection vulnerability. Using CWE to declare the problem leads to CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Crafted MQTT messages can trigger command injection, resulting in root-level code execution on the target device.

The weakness was disclosed by rethesis. The advisory is shared for download at community.acer.com. This vulnerability is handled as CVE-2026-49199 since 05/28/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 06/07/2026). The MITRE ATT&CK project declares the attack technique as T1202.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-33269). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/28/2026 CVE reserved
05/29/2026 +1 days Advisory disclosed
05/29/2026 +0 days VulDB entry created
06/07/2026 +9 days VulDB entry last update

Sourcesinfo

Advisory: community.acer.com
Researcher: rethesis
Status: Confirmed

CVE: CVE-2026-49199 (🔒)
GCVE (CVE): GCVE-0-2026-49199
GCVE (VulDB): GCVE-100-367172
EUVD: 🔒

Entryinfo

Created: 05/29/2026 13:06
Updated: 06/07/2026 05:29
Changes: 05/29/2026 13:06 (66), 05/29/2026 13:22 (1), 06/07/2026 05:29 (9)
Complete: 🔍
Cache ID: 216::103

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